Abstract: Embodiments of negative pressure wound therapy systems and methods are disclosed. In some embodiments, an apparatus includes a housing enclosing a source of negative pressure and a controller configured to operate the source of negative pressure to provide negative pressure wound therapy to a wound. The housing can also include a communications controller configured to wirelessly transmit and receive data using a communications antenna positioned on an antenna board. The antenna board can be mounted to a communications board that include the communications controller. The antenna board can be electrically connected to the communications board via a single connector on the communications board. The antenna's ground plane can be positioned on the communications board.

Abstract: Embodiments of negative pressure wound therapy systems and methods are disclosed. In one embodiment, an apparatus includes a housing, negative pressure source, circuit board, and one or more controllers. The circuit board can be supported by the housing and include a conductive pathway extending around at least part of a perimeter of a first side of the circuit board. The conductive pathway can be electrically coupled to an electrical ground for the circuit board. The one or more controllers can be mounted on the circuit board and activate and deactivate the negative pressure source.

Abstract: The present disclosure provides in part improved apparatuses, systems, and methods for providing therapy to a wound. A system can include a first power source configured to power an electronic component and a second power source configured to power the electronic component in place of the first power source. Responsive to a first condition, the second power source can power the electronic component in place of the first power source. In some cases, the system can include a pressure source that is configured to provide negative pressure to a wound dressing positioned over a wound. The wound dressing can support the first power source or the second power source.

Abstract: In some embodiments, a wound monitoring and/or therapy apparatus includes a wound dressing configured to be positioned in contact with a wound, the wound dressing comprising one or more sensors configured to obtain measurement data of at least one of the wound or periwound. The apparatus can also include a controller configured to maintain a device clock indicative of a non-real time clock, receive measurement data obtained by the one or more sensors, and transmit measurement data to a remote computing device according to a security protocol, the security protocol comprising including the device clock associated with the measurement data in the transmission.

Abstract: A sensor sheet of a wound monitoring and/or therapy apparatus can include one or more electrical connections. The electrical connections can include multiple conductive inks having different impedances. A track of first conductive ink having a first impedance can be coupled to an electrical connector of an electronic component. A track of second conductive ink having a second impedance can be coupled to the track of first conductive ink.

Abstract: Methods of manufacturing a wound monitoring and/or therapy apparatus and/or wound dressing include positioning electronic components and connections in regions of a substrate that are not configured to be perforated. The methods can also include following a set of rules for positioning the components as well as positioning and shaping the connections based on the constraints stemming from, among other things, the positioning of the perforations on the substrate and with the goal of maintaining acceptable levels of signal integrity. The methods further include manufacturing a multi-layered substrate. Wound monitoring and/or therapy apparatus manufactured using such methods are also disclosed.

Abstract: Embodiments of negative pressure wound therapy devices, systems and methods are disclosed. In some embodiments, a negative pressure wound therapy device includes a negative pressure source configured to provide negative pressure to a wound via a fluid flow path, a power source configured to power the negative pressure source, and a charging circuit configured to monitor a temperature of the power source and charge the power source. The charging circuit can be further configured to in response to a determination that the temperature of the power source is below a temperature threshold, provide a first charging power to the power source. The charging circuit can be further configured to in response to a determination that the temperature of the power source has reached or is above the temperature threshold, lower the first charging power to a second charging power.

Abstract: Disclosed embodiments relate to apparatuses and methods for a skin perfusion pressure determination device.

Abstract: Embodiments of negative pressure wound therapy systems and methods are disclosed. In some embodiments, a wound therapy system includes a negative pressure source configured to provide negative pressure via a fluid flow path to a wound dressing, a first circuit board assembly including a first controller configured to control a wound therapy with the wound dressing by activation and deactivation of the negative pressure source, and a second circuit board assembly in communication with the first circuit board assembly, the second circuit board assembly separate from the first circuit board assembly. The second circuit board assembly can include a second controller configured to wirelessly communicate therapy data via a communication network, receive an executable command from an electronic device, and execute the executable command without providing the executable command to the first controller.

Abstract: An apparatus for applying negative pressure to a wound is disclosed. The apparatus can include a housing, a pressure source, a canister, and a controller. The pressure source can be supported by the housing and provide negative pressure via a fluid flow path to a wound dressing positioned over a wound. The canister can collect exudate from the wound. The controller can monitor a parameter indicative of providing negative pressure to the wound dressing with the pressure source, determine from the parameter that the wound is treatable with a canisterless wound therapy apparatus, and output for presentation to a user a notification indicating that the wound is treatable with the canisterless wound therapy apparatus.

Abstract: Embodiments of apparatuses and methods for providing negative pressure wound therapy to multiple wounds are disclosed. In some embodiments, presence of blockage in one or more fluid flow paths connecting a negative pressure source to one or more dressings can be performed. Determination of a blockage can be performed based on comparing one or more pressure measurements to at least one threshold. The at least one threshold can be determined based on detected capacities of the one or more dressings.

Abstract: The approaches described herein can provide mitigation against the risk of one or more malfunctions of electronics of a negative pressure wound therapy device. The one or more malfunctions can include flow reverse current, flow of excessive current, liquid ingress, or inadvertent activation. The approaches described herein can provide protection against a single fault (or higher protection against more than one fault). Advantageously, mitigation against the risk of burning or otherwise causing discomfort to the patient or the risk of fire can be provided.

Abstract: Embodiments of negative pressure wound therapy systems, apparatuses, and methods for operating the systems and apparatuses are disclosed. In some embodiments, the apparatus includes a negative pressure source, a connector port, at least one switch, and a controller. The negative pressure source is connected through the connector port to either (i) a wound dressing having a canister configured to store fluid aspirated from the wound or (ii) a wound dressing without a canister between the connector port and the wound dressing. The controller determines, based on a signal received from the at least one switch, whether the canister is positioned in the fluid flow path and adjusts one or more operational parameters of negative pressure wound therapy based on the determination. The switch is activated by the connection of either the canister or canisterless wound dressing to the apparatus.

Abstract: Embodiments of delivering reduced pressure wound therapy are disclosed. In some embodiments, a system includes a reduced pressure wound therapy device and a remote computer. The device can be configured to apply reduced pressure to a wound of a patient according to a default reduced pressure therapy prescription. The device can be configured to monitor usage data and transmit the usage data to the remove computer for determining compliance with a reduced therapy prescription. In some cases, non-compliance can be determined due to change of the prescription from the default prescription to a prescription more suitable for treating the wound. A non-compliance notification can be transmitted to the device. The device settings can be updated to the current prescription.

Abstract: An apparatus for use in monitoring or treating a wound is disclosed. The apparatus can include a wound dressing, a circuit board, and a sensor. The wound dressing can be positioned over a wound of a patient and absorb wound exudate from the wound. The circuit board can be incorporated in or coupled to the wound dressing and include a first conductive pathway extending around at least part of a perimeter of a first side of the circuit board. The first conductive pathway can be electrically coupled to an electrical ground for the circuit board. The sensor can be mounted on the circuit board and output a signal usable to determine a value indicative of a physiological parameter of the patient. The first conductive pathway can protect the sensor against an electrostatic discharge.

Abstract: A sensor sheet of a wound monitoring and/or therapy apparatus can include one or more electrical connections. The electrical connections can include multiple conductive inks having different impedances. A track of first conductive ink having a first impedance can be coupled to an electrical connector of an electronic component. A track of second conductive ink having a second impedance can be coupled to the track of first conductive ink.

Abstract: Systems and methods for component stress relief are disclosed. In some embodiments, a wound dressing includes a substantially stretchable wound contact layer including a wound facing side and a non-wound facing side. The wound facing side or the non-wound facing side of the wound contact layer can support a plurality of electronic components and a plurality of electronic connections that connect at least some of the plurality of the electronic components. The wound facing side or the non-wound facing side of the wound contact layer can include a region of substantially non-stretchable material that supports at least one electronic component from the plurality of electronic components. The at least one electronic component can be attached to the wound contact layer with adhesive material. Such arrangement can securely position the at least one electronic component and limit the mechanical strain on the at least one electronic component supported by the region.

Abstract: Methods of manufacturing a wound monitoring and/or therapy apparatus and/or wound dressing include positioning electronic components and connections in regions of a substrate that are not configured to be perforated. The methods can also include following a set of rules for positioning the components as well as positioning and shaping the connections based on the constraints stemming from, among other things, the positioning of the perforations on the substrate and with the goal of maintaining acceptable levels of signal integrity. The methods further include manufacturing a multi-layered substrate. Wound monitoring and/or therapy apparatus manufactured using such methods are also disclosed.

Abstract: A negative pressure wound therapy device can include one or more antennas and communication circuitry. Various communication protocols can be supported, including short, medium, and long range communication protocols. Depending on the environment and application, various data related to the status of the negative pressure wound therapy device or any of the accessories can be transmitted using the one or more communication protocols.

Abstract: This disclosure is directed towards the use of intelligent disposables in wound treatment devices and systems, such as negative pressure wound therapy devices and systems and liquid jet debridement devices and systems for wound preparation. An intelligent disposable can collect, maintain, and store data to manage the entire device or system lifecycle. The intelligent disposable may include a control or processing circuitry, a transceiver, a memory, and a power source. The transceiver can be configured to wirelessly communicate with a computing device, such as phone or tablet. Any variety of data may be stored by the intelligent disposable, such as operational statistics, regulatory information, and past use information.